Does it make any difference if a human is left or right-handed or if a dog prefers to use his left or right paw when manipulating objects? I am continually struck by the similarity in the behavior ...

What does it mean to be left-handed? Well, first and foremost, it is a behavioral preference. Left-handers have the subjective feeling that they prefer to write or perform other complex fine motor ...

Dear Dr. Morris: I recently read somewhere that left-handed people have stronger tendencies toward violence and violent behavior, that more criminals are left-handed than right-handed. I found this ...

Add Yahoo as a preferred source to see more of our stories on Google. About 10% of people in the world are left-handed. Lefties have to endure lots of little daily struggles righties might not think ...

Most humans favour their right hand, a trait deeply rooted in our evolutionary past. This dominance, linked to language ...

Why do 90% of humans reach with the same hand? The answer stretches back millions of years and involves fossils, language and ...

A recent study suggests that left-handed people have an advantage in competitive contexts, while righties tend to cooperate better. Thank “evolutionarily stable strategy” for the mix. A study ...

We’ve all heard the whispers. Those southpaws among us supposedly have some kind of secret intellectual edge. From Leonardo da Vinci sketching with his left hand to Einstein supposedly jotting down ...